Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from June 22, 03:00 PM EDT until June 23, 12:00 AM EDT

For More Weather Information:

Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

This Afternoon
High: 87 °F
S 15kt⇓
2ft
Tonight
Low: 68 °F
SE 10kt
1-2ft
Tuesday
High: 80 °F
N 10kt
1ft
Tuesday Night
Low: 65 °F
NNW 10kt
1ft
Wednesday
High: 82 °F
NNW 10kt
1ft
Wednesday Night
Low: 65 °F
Light Wind
< 1ft
Thursday
High: 85 °F
S 10kt
< 1ft
Thursday Night
Low: 70 °F
S 10kt
1-2ft
Friday
High: 85 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:43 am EDT Jun 22, 2026
Forecast Valid: 1pm EDT Jun 22, 2026-6pm EDT Jun 28, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON

This Afternoon

S wind 10 to 15 kt decreasing to 5 to 10 kt. Winds could gust as high as 25 kt. A chance of showers after 5pm. Some of the storms could produce heavy rainfall. Waves around 2 ft.

Tonight

SE wind 5 to 10 kt becoming SW after midnight. Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Waves 1 to 2 ft.

Tuesday

N wind around 10 kt. A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then a slight chance of showers after 3pm. Waves around 1 ft.

Tuesday Night

NNW wind around 10 kt. Mostly clear. Waves around 1 ft.

Wednesday

NNW wind 5 to 10 kt. Sunny. Waves around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Thursday

SSW wind 5 to 10 kt becoming SSE in the afternoon. Mostly sunny. Waves 1 ft or less.

Thursday Night

S wind 5 to 10 kt. A chance of showers and thunderstorms. Waves 1 to 2 ft.

Friday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 2pm. Waves around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.